Watch band



FIG. 1 is a front elevational view of the watch band, showing my new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof.

The broken lines showing a watch case in FIG. 1 represent environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a watch band, as shown and described. 